Table 2.

Mean visual analogue scale pain scores with standard deviation for each of the 8 questions (Q) in the questionnaire for patients.

	Precancer (N = 37)	OSCC (N = 124)	Recurrence (N = 21)	P
Spontaneous intensity	26.73 ± 15.78	29.53 ± 14.80	33.53 ± 17.53	P1 = 0.693 P2 = 0.560
Functional intensity	28.47 ± 16.23	32.73 ± 16.34	37.67 ± 17.19	P1 = 0.561 P2 = 0.430
Spontaneous sharpness	10.40 ± 8.28	15.60 ± 12.85	36.40 ± 15.87	P1 = 0.278 P2 = 0.000
Functional sharpness	14.27 ± 9.29	20.87 ± 13.03	38.87 ± 16.47	P1 = 0.225 P2 = 0.002
Spontaneous aching	10.40 ± 10.72	28.33 ± 14.56	35.73 ± 13.06	P1 = 0.001 P2 = 0.129
Functional aching	14.67 ± 11.91	33.33 ± 13.54	40.93 ± 14.48	P1 = 0.001 P2 = 0.197
Sensitivity to touch	24.67 ± 16.14	44.87 ± 21.13	60.87 ± 19.72	P1 = 0.009 P2 = 0.027
Functional restriction	27.20 ± 15.52	46.20 ± 16.20	59.93 ± 10.81	P1 = 0.001 P2 = 0.014

P1 = recurrence group vs. pre-cancer group. P2 = recurrence group vs. OSSC group.